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Crane revamp - Including replacement of Crane Control System, Crane Operator Cabin and winches

 

Requirements from client:

  • Replacement of obsolete crane control system
  • Replacement of obsolete rated capacity indicator and rated capacity limiter
  • Replacement of all hydraulic pumps
  • Replacement of all hydraulic hoses
  • Replacement of crane operator cabin
  • Overhaul and upgrade of main hoist winch
  • Replacement of auxiliary hoist winch with a new man riding certified winch
  • Replacement of boom hoist winch with a new man riding certified winch
  • Installation of a wireless remote controlled emergency power pack
  • Testing and certification of crane for man riding operation
  • Crane load and overload test
  • Training

    Handing over to operation.

    Solution:

  • This required the engineering and design of all new required components.
  • Software development for a customer specific crane management system.

    Benefits to client:

  • Latest technology of man riding certified winches
  • Latest control system technology
  • Crane certified for man riding to latest personnel transport requirement
  • Hydraulic system renewed to last for another two decades
  • Crane operator cabin to latest standard requirements in terms of size and visibility
  • Latest safety features like MOPS, AOPS and LBPS
  • Emergency power pack with local control as well as radio control for operating all functions in case of an emergency
  • Interactive HMI for the crane operator and service personnel
  • Access to the CMS via code for fault finding and crane function calibration

     

  • Isolation of Crane and removal of hoist wire ropes

    Disconnecting of hydraulic hoses, electrics and mechanical fixtures of the winch frame and hoist winches

    Separation of the winch frame with the hoist winches from the crane

    Lifting of winch frame with the hoist winches.

    Landing of winch frame with the hoist winches.

    Removal of hoist winches from the winch frame. Overhaul and upgrade of main hoist winch and replacement of auxiliary hoit winch with a new man riding winch

    Decommissioning and removal of old RCI and RCL system.

    Decommissioning of old main switch cabinet

    Removal of old main switch cabinet

    Securing of each luffing wire with a rope clamp

    Both luffing wire secured with rope clamps

    Decommissioning of the old luffing winch and hook up

    Removal of the old luffing winch

    Landing of the old luffing winch

    Material preparation on deck are ongoing

    Removal of old operator cabin

    Landing of old operator cabin

    Preparation of cabin support platform modification

    In situ machining on winch frames

    Installation and hook up of new main switch cabinet with CMS

    Removal of all hydraulic pumps

    Landing of old hydraulic pumps

    Hook up and installation of new hydraulic pumps

    Installation and commissioning of new crane operator cabin

    Lifting of new luffing winch

    Lifting of new luffing winch into the frame

    Positioning and hook up of new luffing winch

    Setup of limit switches

     

    Crane testing, training and handing over to operation

     

     
     
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